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48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2014 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_WEED_CONTEXT_PARSE_CONTEXT_FWD_HPP
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#define SPROUT_WEED_CONTEXT_PARSE_CONTEXT_FWD_HPP
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#include <sprout/config.hpp>
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namespace sprout {
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namespace weed {
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//
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// parse_context
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//
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template<typename Iterator>
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class parse_context {
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public:
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template<typename Expr, typename = void>
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struct eval;
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private:
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Iterator first_;
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Iterator last_;
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public:
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SPROUT_CONSTEXPR parse_context(Iterator first, Iterator last)
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: first_(first)
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, last_(last)
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{}
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SPROUT_CONSTEXPR parse_context(parse_context const& other, Iterator current)
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: first_(current)
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, last_(other.last_)
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{}
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SPROUT_CONSTEXPR Iterator begin() const {
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return first_;
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}
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SPROUT_CONSTEXPR Iterator end() const {
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return last_;
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}
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SPROUT_CONSTEXPR bool empty() const {
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return first_ == last_;
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}
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};
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} // namespace weed
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} // namespace sprout
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#endif // #ifndef SPROUT_WEED_CONTEXT_PARSE_CONTEXT_FWD_HPP
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